What is grep and how do you use it?
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Which RAID Levels supported by LVM?
How to find the files that are accessed before 10 minutes?
What are some command words?
what is exact definition of operating system?
what are the uses of filters?
Write a command that will allow a unix system to shut down in 15 minutes, after which it will perform a reboot.
Give the command for finding the current date.
How do you know about running processes of a particular user?
Explain ‘library functions’ with respect to unix commands?
What is the use of cut command in unix?
what is the function of grep command?
What will the following command do?